# -*- coding: utf-8 -*-

# Define your item pipelines here
#
# Don't forget to add your pipeline to the ITEM_PIPELINES setting
# See: https://doc.scrapy.org/en/latest/topics/item-pipeline.html
import pymongo

from gamingdata.items import GameItem, PlayerGameItem


class MongoDBPipeline(object):
    def __init__(self, mongo_uri, mongo_db):
        self.mongo_uri = mongo_uri
        self.mongo_db = mongo_db

    @classmethod
    def from_crawler(cls, crawler):
        return cls(
            mongo_uri=crawler.settings.get('MONGO_URI'),
            mongo_db=crawler.settings.get('MONGO_DATABASE')
        )

    def open_spider(self, spider):
        self.client = pymongo.MongoClient(self.mongo_uri)
        self.db = self.client[self.mongo_db]

    def colse_spider(self, spider):
        self.client.close()

    def process_item(self, item, spider):
        name = item.__class__.__name__
        print('item name ', name)
        if isinstance(item, GameItem):
            self.db[name].update({'game_id': item['game_id']}, {'$set': item}, True)
            # self.db[name].insert(dict(item))
            return item
        elif isinstance(item, PlayerGameItem):
            condition = {'game_id': item['game_id'], 'player_id': item['player_id']}
            self.db[name].update(condition, {'$set': item}, True)
            return item
